Paper fastener



May 24, 1932- R. ORTHWINE 1,860,155

PAPER FAST'ENER Filed March 15, 1931 ATTORN EY zz z/ Z0 gf zg Ptnted.May 214.19324 i y Y i' ,1,360'531355. 2 l' UNITED STATES fflj' RUDOLF AApplication med March 1 3, 193i." 4serial No'. 522,223." I

rhis invention relates to a paper fastener. ln'Figs. 4 and 5, itwillbefnoted thatfth The V object of the invention is the productop retaining member havi'ngtlie'central bodyv i tion of a fastener, by means of which sheets portion 30, is shown bearing cnjthef central of paper andthe like can be easily clamped bodyportion '20 of theqbottom 'supporting 5 together or released, member, and which is'the' position lthe merelV '65V The second object of the invention is the bers will o ccupyfbeforethe paperffastenerf production of a' fastener for sheets of `paper has clamped .the sheets-" o'f-paper crjotlier i and the like, whichis simple inconstruction sheets that aretofbefastenedf togetherl j and which comprises members thatare maini When the paper fastener-iste beu-sed, the i tained inoperative position by means of movtop retainingI member having'tlie central 'G0 able locking clasps.' bodyportion v30, is 'removed 'fromfthel bot; In the accompanying drawings, Fig. l rep-v tom supporting 'Inemberhaving theA central resents a top plan view of an exemplification body portion 20. Both the clamping arms 25 of the paper fastener partly Vin clamped opand 25?l are locatedat rightangles tothe body y erative position; Fig. 2 shows a front view portiong20, as shown for the clampingarrn 65 f of Fig. 1 with sheets of paper clamped in the 25, in the drawings. fastener; Fig..3 represents a section of Fig. vThe sheets of paper 55,'to be fastened to- 1 on the line 3, 3; Fig. 4`shows an enlarged gether are pierced by the 'clamping arms 25v section of Fig. 1 on the line 4, 4 and Fig. 5 and 25,vand-far-e located one' over the other,

3o indicates an enlarged section of Fig. 1 on the upon the bottom supporting member having 70 line 5, 5.V the 'central body portion 20.` The top This paper fastener in this instance comretaining member" having the -central body prises a bottom supporting member having` portion 30, is 'now placed Afon" the top the central body portion 20, which at Vits sides most-sheet 55, the clampingV arms and 25 has formed therewith the longitudinal downf 25a, extending through the openings 37 fof 75' wardlyextending'curved side flanges 21, and the said topf retaining "member,"` The said the bearing seats 22. Similar clamping arms arms are now bent and b'roughtteibear Y 2 5 and 25a having each the curved outer end against thetop'facc of thef central'body pr-lv 26,extend fromthe central body portionv 20 tion 30 of thetop retaining memberfasshown adjacent to its ends. Y i for. the arm 25?, in the" drawings. "Finally 30 A top retaining member comprises `the centhelocking clasps having fthe heads 44,V are. tral body portion 30, having the longitudinal movedyover thetnp facesof the bent' over'V upwardly curved side lflanges 31, with the portions of the arms25A and 25?," asf shown bearing ends 32. Longitudinal guide openfor the latter in the, drawings, tolocateth'e Y ings 33 are formed between the-central body peak'ends 49'0f the said clasps againstthe top ,35

portion and the curved flanges 31. At the faces of the bent over portions of said arms ends of the curvedflanges 31 are formed the v 25 and 25a.vv The sheets 55, will then be tightiiat bearing flange's 36. -Openings 37 areY ly clamped together in the paper fastener."v Y formed in the flanges 36,'adjacentto `the een# Various modifications may be madezin the tral body portion 30.. `invention and the present eXemplilication is*l 9 Similar locking clasps `are indicated at 40" to be taken as illustrativejand not limitative and 40a'. Each'locking clasp comprises the thereof'.` r .f head 44 having the longitudinal slits45 to Having described my invention, what Ideform the downwardly inclined clamping porsire to secure lby Letters 1 )atent and claim is 45 tions 48, having the Vpeak bearing endf49. -1. In a fastener of the character described 95 f Each head 44, has also formed therewith Vat the combination of abottom supporting mem# its sides the longitudinal downwardly curved ber,- clamping arms, adapted toA have portions flanges 50, which extend under the inner thereofl bentover, eXtendingfrom saidbotedges of the curved flanges 31, and slidably tom supportingmember, atpretaining mem- 1' l Y a lock therewith. Y' ber havingopeningsadjacent toits ends, nor#v Y 'mally spaced from said bottom supporting' member, said members adapted to have sheets of 'material' clamped between them and 1 pierced by said'arms', said arms extending" Vthrough the openings of the top retaining t member, v'apai'r oflooking olasps, flanges at the sides ofAeaoh' clasp slidably locked with the top retfainingmember, and a do,Wnwa'rdly` inclined clamping portion with a peak end 1 10 formedwitheach clasp, said peak ends adapt-A j 1 ed to bear on the bent oier portions V'of/said clamping V arms, to maintain said portions against said top retaining member.

Y 2. In a fastener of the character described f 15 the Combination ofabottoin supportingmember, Clamping armsextending fromsaid bot-V tom supporting member, adapted to Vhave portions-thereof-bent over, a top retaining v memberhavingopenings and normally vspaced 120 fromfsaid bottom supporting member,` saidV 'l 4.top-retaining member comprising ai central body, portion,` longitudinali curved flangesV f spaced from saidcentralt portion with guide ,V Y openings betwee'nthemand said central body V* portion kof said top retaining member, ther said members -adapted to have sheets ofjp'aper .andthe like `clamped between them and pierced by said' arms, said arms extending pthrough'ithe openings of thetopretaining Y 'Y 30 member', apairof locking clasps "each comprising a head, flanges extending from each head vextending through the guide openingsv ofthe top `retaining member andslidably Ylooked with the curved flanges of said top rei taining member, and :downwardlyinclined clampingportions having-a peakend formed with'each head,Y said peak ends adapted to Vbear onthe bent over portions osaid arms that. extend rthrough :the Yopenings of the top Y 40' retaining member; Y Y a 1 ,Y 1 i Y 3L.. In a lookingA clasp the combination of a sliding head, downwardly inclined Clamping portions, with apeaki bearingend formed n. v f 'I with thehead andlongitudinal curved anges atthesides of said head. y I b o o v `Signed at the,'borough'ofManhattam City oflNewYork, inthe countyof lNew York and t State of NewpYorkthis 26th day of February Af A.TD.V1931. w Y' Y v 5o( Y ORTHWINE.- f

` i Y. y1,860,155j1 l 

